OpenTechnical

OT-2026-000062895

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000062895) never changes.

Identity and time

Publication numberOT-2026-000062895 · never reused
Internal UUID01a0ae8c-94a8-737d-85a2-6f7beba35155 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062895
StatusPUBLIC

Content hashes

Canonical text0160aa42c51a51cc35a8ca02471f98bc7a77a989aa51d277a7da8f86daa68b70
Markdown51902e3a093c6e0fa3ef8efd0222fece016925072fc9d3c488e3b46fb3a45020
PDF
Publication page48b94701495029bd733ea19d7b7cf011b678daa1b684c51fd36e7be270033d62
Manifest6a8ae0605831994e54a113f9dfb39a5820cc2f18246712429bda890cbc04c150

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature6s0eJ2LloBRLSFNwIxThVIthGvObyhNrugbY2fdQsw//xRZItNQOUFa9e3GViWyDiEbzAqpqjWzKJEdNfHtsBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:15.788562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895
observed 48b94701495029bd733ea19d7b7cf011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.765726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895/manifest.json
observed 6a8ae0605831994e54a113f9dfb39a58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.743317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895/publication.md
observed 51902e3a093c6e0fa3ef8efd0222fece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:15.723869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895/publication.txt
observed 0160aa42c51a51cc35a8ca02471f98bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.153018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895
observed 48b94701495029bd733ea19d7b7cf011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.136601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895/manifest.json
observed 6a8ae0605831994e54a113f9dfb39a58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.119792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895/publication.md
observed 51902e3a093c6e0fa3ef8efd0222fece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:36.100377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062895/publication.txt
observed 0160aa42c51a51cc35a8ca02471f98bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.